Correct answer
A. Reaction turbines
Explanation
The correct answer is Reaction turbines.
Piston rings are plated with chromium,cadmium or phosphate in order to________?
Higher pairs are those which have________?
A refrigeration cycle operates between condenser temperature of + 27°C and evaporator temperature of- 23°C. The Cannot coefficient of performance of cycle will be________?
The algebraic sum of the resolved parts of a number of forces in a given direction is equal to the resolved part of their resultant in the same direction. This is as per the principle of________?
In an isothermal atmosphere, the pressure________?
Injection lag is________?